/* ========== 双色主题变量 蓝绿拼接 ========== */
:root {
    --main-blue: #165DFF;    /* 主蓝 */
    --main-green: #36D399;   /* 辅绿 */
    --dark-bg: #081A38;
    --shadow-light: rgba(22, 93, 255, 0.1);
    --shadow-strong: rgba(54, 211, 153, 0.3);
    --text-dark: #111827;
    --text-gray: #52525B;
    --text-light: #94A3B8;
    --page-bg: #F8FAFF;
    --white: #FFFFFF;
    --border: #E2E8F0;
    --trans-all: all 0.4s ease;
}
/* 系统减少动画适配 */
@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
}
html { scroll-behavior: smooth; }
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: "Microsoft YaHei", system-ui, sans-serif;
    font-size: 15px;
    color: var(--text-gray);
    background: var(--page-bg);
    line-height: 1.7;
    animation: pageShow 0.8s ease forwards;
}
ul { list-style: none; }
a { text-decoration: none; color: inherit; transition: var(--trans-all); }
img { max-width: 100%; display: block; }
.main-container { width: 1200px; margin: 0 auto; padding: 0 12px; }
/* 区块标题通用 */
.section-head { text-align: center; margin-bottom: 48px; }
.section-title {
    font-size: 30px;
    color: var(--main-blue);
    margin-bottom: 12px;
}
.section-title::after {
    content: "";
    width: 80px;
    height: 3px;
    margin: 14px auto 0;
    background: linear-gradient(90deg, var(--main-blue), var(--main-green));
    display: block;
}
.section-sub { font-size: 16px; color: var(--text-light); }
/* 查看更多按钮 */
.more-link {
    display: inline-block;
    padding: 11px 34px;
    border: 1px solid var(--main-blue);
    border-radius: 999px;
    color: var(--main-blue);
    transition: var(--trans-all);
}
.more-link:hover {
    background: linear-gradient(90deg, var(--main-blue), var(--main-green));
    color: #fff;
    transform: translateY(-5px);
    box-shadow: var(--shadow-strong);
}

/* ========== 顶部导航 ========== */
.header-top {
    background: var(--white);
    box-shadow: 0 3px 12px var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 999;
}
.header-container {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 15px;
}
.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--main-blue);
}
.logo-text:hover {
    text-shadow: 0 0 12px rgba(54, 211, 153, 0.4);
}
.nav-ul { display: flex; gap: 32px; }
.nav-a {
    font-size: 16px;
    padding: 8px 0;
    position: relative;
}
.nav-a::after {
    content: "";
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--main-blue), var(--main-green));
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    transition: var(--trans-all);
}
.nav-li.active .nav-a, .nav-a:hover { color: var(--main-blue); }
.nav-li.active .nav-a::after, .nav-a:hover::after { width: 100%; }

/* ========== 二级子导航 ========== */
.sub-nav-wrap {
    background: var(--white);
    padding: 28px 0;
    box-shadow: 0 2px 10px var(--shadow-light);
    margin-bottom: 36px;
}
.sub-nav-box {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    padding: 0 15px;
}
.sub-nav-box a {
    padding: 8px 22px;
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 14px;
    transition: var(--trans-all);
    /* 核心修复：内部垂直居中 */
    display: inline-flex;
    align-items: center;
    white-space: nowrap; /* 文字不换行挤压 */
}
.sub-nav-box a.btn-info {
    background: linear-gradient(90deg, var(--main-blue), var(--main-green));
    color: #fff;
    border-color: transparent;
}
.sub-nav-box a.btn-light:hover {
    border-color: var(--main-blue);
    color: var(--main-blue);
}
.sub-nav-box .badge {
    margin-left: 8px;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    /* 角标跟随文字居中 */
    display: inline-flex;
    align-items: center;
}
.badge-light { background: #fff; color: var(--main-blue); }
.badge.btn-info { background: var(--main-green); color: #000; }

/* 平板/手机适配 */
@media screen and (max-width: 1200px) {
    .sub-nav-box {
        width: 100%;
    }
}
@media screen and (max-width: 768px) {
    .sub-nav-box {
        justify-content: center;
        gap: 10px;
        padding: 0 10px;
    }
    .sub-nav-box a {
        padding: 6px 14px;
        font-size: 13px;
    }
}

/* ==================== 1、首页Banner【超大动态 双色渐变】 ==================== */
.banner-wrap {
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark-bg), var(--main-blue), var(--main-green));
    background-size: 350% 350%;
    animation: bannerBigFlow 11s infinite alternate-reverse;
}
/* 超长横向流光 */
.banner-light {
    position: absolute;
    width: 320%;
    height: 100%;
    left: -320%;
    top: 0;
    background: linear-gradient(90deg, transparent, rgba(54,211,153,0.45), transparent);
    animation: lightLongMove 6.5s linear infinite;
    z-index: 1;
    pointer-events: none;
}
/* 对角交叉光带 */
.banner-slant-light {
    position: absolute;
    width: 280%;
    height: 280%;
    right: -280%;
    top: -55%;
    background: linear-gradient(135deg, transparent, rgba(22,93,255,0.3), transparent);
    animation: slantCrossFlow 8.5s linear infinite reverse;
    z-index: 1;
    pointer-events: none;
}
/* 三层超大扩散波纹 */
.banner-wave {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 1;
}
.banner-wave span {
    position: absolute;
    border: 1px solid rgba(54,211,153,0.28);
    border-radius: 50%;
    animation: hugeWaveExpand 5s ease-out infinite;
}
.banner-wave span:nth-child(1) { width: 240px; height: 240px; animation-delay: 0s; }
.banner-wave span:nth-child(2) { width: 560px; height: 560px; animation-delay: 1.5s; }
.banner-wave span:nth-child(3) { width: 880px; height: 880px; animation-delay: 3s; }
/* 大范围漂浮粒子 */
.banner-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.banner-particles span {
    position: absolute;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 32px rgba(54, 211, 153, 0.75);
    animation: particleWideFloat 7.5s infinite ease-in-out;
}
.banner-particles span:nth-child(1) { width: 22px; height: 22px; top: 8%; left: 6%; }
.banner-particles span:nth-child(2) { width: 9px; height: 9px; top: 74%; left: 10%; animation-delay: 1.3s; }
.banner-particles span:nth-child(3) { width: 18px; height: 18px; top: 20%; right: 12%; animation-delay: 2.6s; }
.banner-particles span:nth-child(4) { width: 12px; height: 12px; top: 76%; right: 8%; animation-delay: 3.9s; }
.banner-particles span:nth-child(5) { width: 18px; height: 18px; top: 44%; left: 48%; animation-delay: 5.2s; }
/* 三层呼吸旋转圆环 */
.banner-circle {
    position: absolute;
    width: 480px;
    height: 480px;
    border: 1px solid rgba(54,211,153,0.18);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: ringHugeScale 3.4s infinite alternate;
    pointer-events: none;
    z-index: 1;
}
.banner-circle::before {
    content: "";
    position: absolute;
    width: 700px;
    height: 700px;
    border: 1px solid rgba(22,93,255,0.11);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: ringRevRotate 15s linear infinite reverse;
}
.banner-circle::after {
    content: "";
    position: absolute;
    width: 920px;
    height: 920px;
    border: 1px solid rgba(22,93,255,0.07);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: ringSlowBreath 9s infinite alternate reverse;
}
.banner-content { position: relative; z-index: 3; padding: 0 20px; }
.banner-title {
    font-size: 42px;
    color: #fff;
    font-weight: bold;
    margin-bottom: 22px;
    animation: titleFloatUp 1s ease forwards, titleDualGlow 3.2s infinite alternate;
}
.banner-desc {
    font-size: 17px;
    color: rgba(255,255,255,0.94);
    margin-bottom: 42px;
    animation: titleFloatUp 1s ease 0.28s both;
}
.banner-btn-group {
    display: flex;
    gap: 28px;
    justify-content: center;
    animation: titleFloatUp 1s ease 0.48s both;
}
.banner-btn {
    position: relative;
    overflow: hidden;
    padding: 13px 36px;
    border-radius: 999px;
    font-size: 17px;
}
.banner-btn::before {
    content: "";
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.48), transparent);
    transition: 0.65s ease;
}
.banner-btn:hover::before { left: 100%; }
.banner-btn.primary { background: #fff; color: var(--main-blue); }
.banner-btn.primary:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 36px var(--shadow-strong);
}
.banner-btn.outline { border: 2px solid #fff; color: #fff; }

/* ========== 内页通用Banner ========== */
.page-banner {
    padding: 52px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--main-blue), var(--main-green));
    background-size: 220% 220%;
    animation: bannerBigFlow 13s infinite alternate;
}
.page-banner .main-container { position: relative; z-index: 2; }
.page-banner h1, .page-banner .page-banner-title {
    font-size: 36px;
    margin-bottom: 14px;
    font-weight: bold;
    animation: fadeUp 0.85s ease;
}
.page-banner p {
    font-size: 18px;
    opacity: 0.92;
    animation: fadeUp 0.85s ease 0.22s both;
}
.breadcrumb { font-size: 14px; color: var(--text-gray); }

/* ========== 核心服务四栏 彻底等高对齐修复版 ========== */
.service-section { padding: 64px 0; }
.service-row { 
    display: grid; 
    grid-template-columns: repeat(4,1fr); 
    gap: 30px; 
    grid-auto-rows: 1fr; /* 网格单元格强制等高 */
}
.service-card {
    background: var(--white);
    padding: 38px 24px;
    border-radius: 18px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--trans-all);
    animation: fadeUp 0.65s ease;
    height: 100%;
    /* 固定最小高度，杜绝缩放塌陷 */
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* 上下自动均分空白，完美对齐 */
    align-items: center;
}
.service-card:nth-child(2) { animation-delay: 0.12s; }
.service-card:nth-child(3) { animation-delay: 0.24s; }
.service-card:nth-child(4) { animation-delay: 0.36s; }
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px var(--shadow-light);
}
.service-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 22px;
    transition: var(--trans-all);
    /* 强制图片填满容器，统一尺寸消除留白差异 */
    object-fit: contain;
}
.service-card:hover .service-icon { transform: scale(1.1); }
.card-title { 
    font-size: 20px; 
    color: var(--text-dark); 
    margin-bottom: 14px; 
    /* 固定高度防止标题行数变化 */
    min-height: 26px;
}
.card-text { 
    font-size: 15px; 
    color: var(--text-gray);
    /* 文字区域统一高度，底部对齐 */
    min-height: 48px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* 平板适配：≤1000px 改为3栏 */
@media screen and (max-width:1000px) {
    .service-row {
        grid-template-columns: repeat(3,1fr);
    }
}
/* 手机端768px以内 单列 */
@media screen and (max-width:768px) {
    .service-row {
        grid-template-columns: 1fr;
    }
    .service-card {
        min-height: auto;
    }
}
/* ==================== 2、平台数据区【超大动态】 ==================== */
.data-stat-section {
    width: 100%;
    overflow: hidden;
    padding: 64px 18px;
    margin: 48px 0;
    position: relative;
    background: linear-gradient(90deg, var(--dark-bg), var(--main-blue), var(--main-green));
    background-size: 300% 300%;
    animation: dataWideShift 8.2s infinite alternate-reverse;
}
.data-stat-particle {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.data-stat-particle span {
    position: absolute;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 26px rgba(54,211,153,0.65);
    animation: dataBigDrift 8s infinite ease-in-out;
}
.data-stat-particle span:nth-child(1) { width: 16px; height: 16px; top: 12%; left: 6%; }
.data-stat-particle span:nth-child(2) { width: 10px; height: 10px; top: 72%; left: 14%; animation-delay: 1.4s; }
.data-stat-particle span:nth-child(3) { width: 14px; height: 14px; top: 20%; right: 10%; animation-delay: 2.8s; }
.data-stat-particle span:nth-child(4) { width: 11px; height: 11px; top: 68%; right: 16%; animation-delay: 4.2s; }
.data-stat-particle span:nth-child(5) { width: 15px; height: 15px; top: 42%; left: 50%; animation-delay: 5.6s; }
.data-circle {
    position: absolute;
    width: 380px;
    height: 380px;
    border: 1px solid rgba(54,211,153,0.16);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: dataHugePulse 3.8s infinite alternate;
    z-index: 1;
    pointer-events: none;
}
.data-circle::before {
    content: "";
    position: absolute;
    width: 540px;
    height: 540px;
    border: 1px solid rgba(22,93,255,0.09);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: fullRotate 13s linear infinite reverse;
}
.data-row {
    width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 24px;
    position: relative;
    z-index: 2;
    color: #fff;
    text-align: center;
    min-height: 150px;
    align-items: center;
}
.data-number {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 0 28px rgba(54,211,153,0.5);
    animation: numberStrongBeat 2.6s infinite ease-in-out;
}
.data-label { font-size: 16px; opacity: 0.92; }

/* ========== 优势&FAQ四栏卡片 ========== */
.advantage-section, .faq-section { padding: 64px 0; }
.four-card-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 26px; }
.adv-card {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--trans-all);
    animation: fadeUp 0.65s ease;
}
.four-card-grid .adv-card:nth-child(1) { animation-delay: 0s; }
.four-card-grid .adv-card:nth-child(2) { animation-delay: 0.14s; }
.four-card-grid .adv-card:nth-child(3) { animation-delay: 0.28s; }
.four-card-grid .adv-card:nth-child(4) { animation-delay: 0.42s; }
.adv-card:hover {
    transform: translateY(-14px);
    box-shadow: 0 14px 32px var(--shadow-light);
}
.card-img-box { height: 176px; overflow: hidden; }
.card-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.55s ease;
}
.adv-card:hover img { transform: scale(1.1); }
.card-text-box { padding: 28px 24px; }
.card-text-box h4 {
    font-size: 20px;
    color: var(--main-blue);
    margin-bottom: 14px;
}
.card-text-box p { font-size: 15px; line-height: 1.75; color: var(--text-gray); }

/* ==================== 3、底部转化行动区【超大动态】 ==================== */
.action-banner-section {
    position: relative;
    overflow: hidden;
    padding: 60px 0;
    margin: 50px 0;
    color: #fff;
    background: radial-gradient(circle at 12% 12%, rgba(54,211,153,0.16) 0%, transparent 50%),
    radial-gradient(circle at 88% 18%, rgba(22,93,255,0.1) 0%, transparent 45%),
    linear-gradient(135deg, var(--dark-bg), var(--main-blue), var(--main-green));
    background-size: 280% 280%;
    animation: actionWideMove 8s infinite alternate-reverse;
}
/* 双向超长扫光 */
.action-sweep {
    position: absolute;
    width: 160%;
    height: 100%;
    left: -160%;
    top: 0;
    background: linear-gradient(90deg, transparent, rgba(54,211,153,0.22), transparent);
    animation: sweepLeftLong 5.2s linear infinite;
    z-index: 1;
    pointer-events: none;
}
.action-sweep-rev {
    position: absolute;
    width: 160%;
    height: 100%;
    right: -160%;
    top: 0;
    background: linear-gradient(-90deg, transparent, rgba(22,93,255,0.16), transparent);
    animation: sweepRightLong 6.8s linear infinite reverse;
    z-index: 1;
    pointer-events: none;
}
.action-particle {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.action-particle span {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(54,211,153,0.55);
    animation: actionBigFloat 7.5s infinite ease-in-out;
}
.action-particle span:nth-child(1) { top: 10%; left: 8%; }
.action-particle span:nth-child(2) { top: 76%; left: 12%; animation-delay: 1.6s; }
.action-particle span:nth-child(3) { top: 18%; right: 10%; animation-delay: 3.2s; }
.action-particle span:nth-child(4) { top: 70%; right: 14%; animation-delay: 4.8s; }
.action-particle span:nth-child(5) { top: 40%; left: 50%; animation-delay: 6.4s; }
.action-circle {
    position: absolute;
    width: 400px;
    height: 400px;
    border: 1px solid rgba(54,211,153,0.14);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: actionHugeRing 3.6s infinite alternate;
    z-index: 1;
    pointer-events: none;
}
.action-circle::before {
    content: "";
    position: absolute;
    width: 580px;
    height: 580px;
    border: 1px solid rgba(22,93,255,0.07);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: actionOppositeRing 7.2s infinite alternate reverse;
}
.action-inner {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 44px;
    position: relative;
    z-index: 2;
    animation: blockFloatUp 1s ease;
}
.action-text-box { max-width: 620px; }
.action-text-box h2, .action-text-box .action-h2-txt {
    font-size: 32px;
    margin-bottom: 14px;
    color: #ff2e44;
    font-weight: bold;
    text-shadow: 0 0 18px rgba(255,46,68,0.6);
    animation: titleRedFlash 3.4s infinite alternate;
}
.action-text-box p {
    font-size: 18px;
    opacity: 0.9;
    color: #ffdede;
}
.action-button-group { display: flex; gap: 22px; }
.action-btn {
    position: relative;
    overflow: hidden;
    padding: 16px 38px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 500;
    background: #f42f3f;
    color: #ffffff;
    border: none;
    transition: all 0.35s ease;
}
.action-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.55s ease;
}
.action-btn:hover::before { left: 100%; }
.action-btn:hover {
    background: #d91e2e;
    transform: translateY(-6px);
    box-shadow: 0 12px 26px rgba(244,47,63,0.32);
}
.action-btn.service-btn { background: transparent; border: 2px solid #fff; color: #fff; }
.action-btn.service-btn:hover { background: rgba(255,255,255,0.16); }

/* ========== 新闻列表模块 ========== */
.news-list { display: flex; flex-direction: column; gap: 26px; }
.news-item {
    display: flex;
    gap: 18px;
    background: var(--white);
    border-radius: 16px;
    padding: 18px;
    box-shadow: var(--shadow-light);
    transition: var(--trans-all);
}
.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 24px var(--shadow-light);
}
.news-item-img { width: 210px; height: 136px; overflow: hidden; border-radius: 12px; }
.news-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.45s;
}
.news-item:hover img { transform: scale(1.09); }
.news-item-text { flex: 1; }
.news-item-text h2 { font-size: 20px; margin-bottom: 12px; }
.news-item-text h2 a { color: var(--text-dark); }
.news-item-text h2 a:hover { color: var(--main-blue); }
.news-info { font-size: 14px; color: var(--text-light); margin-bottom: 14px; }
.news-desc { color: var(--text-gray); line-height: 1.75; }
.page-box { text-align: center; margin-top: 56px; }
.page-box a {
    display: inline-block;
    padding: 7px 16px;
    border: 1px solid var(--border);
    margin: 0 5px;
    border-radius: 4px;
}
.page-box a:hover {
    background: linear-gradient(90deg, var(--main-blue), var(--main-green));
    color: #fff;
    border-color: transparent;
}

/* ========== 详情页面内容 ========== */
.single-content-box {
    background: var(--white);
    border-radius: 18px;
    padding: 42px;
    box-shadow: var(--shadow-light);
    margin-bottom: 64px;
}
.content-body img, .detail-body img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 18px 0;
}
.content-body p, .detail-body p {
    line-height: 1.8;
    margin-bottom: 18px;
    color: var(--text-dark);
}
.detail-title {
    font-size: 32px;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 18px;
    line-height: 1.45;
}
.to_prev, .to_next { display: block; margin: 12px 0; color: var(--text-dark); }
.to_prev a, .to_next a { color: var(--main-blue); }

/* ========== 页脚区域 ========== */
.footer-wrap {
    background: #0A162C;
    color: #CCCCCC;
    padding: 54px 0 24px;
}
.footer-container {
    width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}
.footer-contact h4, .footer-contact .footer-contact-txt {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #fff;
}
.footer-contact p { margin-bottom: 12px; font-size: 15px; }
.footer-link { margin-top: 32px; }
.footer-link a { margin: 0 12px; color: #AAAAAA; }
.footer-link a:hover { color: var(--main-green); }
.copyright-box {
    width: 1200px;
    margin: 44px auto 0;
    padding-top: 24px;
    border-top: 1px solid #202D48;
    text-align: center;
    font-size: 14px;
    color: var(--text-light);
}

/* ========== 全局动画关键帧（全部加大幅度） ========== */
@keyframes pageShow { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; } }
@keyframes titleFloatUp { from { opacity: 0; transform: translateY(42px); } to { opacity: 1; transform: translateY(0); } }
@keyframes blockFloatUp { from { opacity: 0; transform: translateY(36px); } to { opacity: 1; transform: translateY(0); } }
/* Banner背景 */
@keyframes bannerBigFlow { 0% { background-position: 0% 15%; } 100% { background-position: 100% 85%; } }
@keyframes lightLongMove { 0% { left: -320%; } 100% { left: 320%; } }
@keyframes slantCrossFlow { 0% { right: -280%; } 100% { right: 280%; } }
@keyframes hugeWaveExpand { 0 { width: 0; height: 0; opacity: 1; } 100 { width: 100%; height: 100%; opacity: 0; } }
@keyframes particleWideFloat { 0%,100% { transform: translate(0,0); opacity: 0.4; } 50 { transform: translate(-60px,-45px) scale(1.6); opacity: 1; } }
@keyframes ringHugeScale { from { transform: translate(-50%,-50%) scale(0.75); } to { transform: translate(-50%,-50%) scale(1.35); } }
@keyframes ringRevRotate { from { rotate: 0deg; } to { rotate: 360deg; } }
@keyframes ringSlowBreath { from { transform: translate(-50%,-50%) scale(1.4); opacity: 0.3; } to { transform: translate(-50%,-50%) scale(0.7); opacity: 1; } }
@keyframes titleDualGlow {
    from { text-shadow: 0 0 12px rgba(54,211,153,0.35); }
    to { text-shadow: 0 0 40px rgba(54,211,153,0.8), 0 0 65px rgba(22,93,255,0.4); }
}
/* 数据区动画 */
@keyframes dataWideShift { 0% { background-position: 0% 25%; } 100% { background-position: 100% 75%; } }
@keyframes dataBigDrift { 0%,100% { transform: translate(0,0); } 50 { transform: translate(-50px,-40px) scale(1.5); } }
@keyframes dataHugePulse { from { scale: 0.8; } to { scale: 1.32; } }
@keyframes fullRotate { 0% { rotate: 0deg; } 100% { rotate: 360deg; } }
@keyframes numberStrongBeat { 0%,100% { transform: scale(1); } 50 { transform: scale(1.22); } }
/* 底部转化动画 */
@keyframes actionWideMove { 0% { background-position: 0% 30%; } 100% { background-position: 100% 70%; } }
@keyframes sweepLeftLong { 0% { left: -160%; } 100% { left: 160%; } }
@keyframes sweepRightLong { 0% { right: -160%; } 100% { right: 160%; } }
@keyframes actionBigFloat { 0%,100% { transform: translateY(0); } 50 { transform: translateY(-36px) translateX(28px); } }
@keyframes actionHugeRing { from { scale: 0.85; } to { scale: 1.26; } }
@keyframes actionOppositeRing { from { scale: 1.25; } to { scale: 0.82; } }
@keyframes titleRedFlash {
    from { text-shadow: 0 0 14px rgba(255,46,68,0.5); }
    to { text-shadow: 0 0 30px rgba(255,46,68,0.75), 0 0 52px rgba(255,80,95,0.38); }
}

/* ========== 平板适配 1200宽度 ========== */
@media screen and (max-width:1200px) {
    .main-container,.header-container,.sub-nav-box,.data-row,.action-inner,.footer-container,.copyright-box {
        width: 100%;
    }
}
/* ========== 手机端768px适配 关闭粒子光效防卡顿 ========== */
@media screen and (max-width:768px) {
    /* 隐藏所有装饰动态元素 */
    .banner-light,.banner-slant-light,.banner-wave,.banner-particles,.banner-circle,
    .data-stat-particle,.data-circle,
    .action-sweep,.action-sweep-rev,.action-particle,.action-circle {
        display: none !important;
        animation: none !important;
    }
    /* Banner自适应高度 */
    .banner-wrap { height: auto; padding: 64px 15px; }
    .banner-title { font-size: 30px; }
    .page-banner h1,.page-banner .page-banner-title { font-size: 28px; }
    /* 导航竖排 */
    .header-container { flex-direction: column; gap: 18px; }
    .nav-ul { flex-wrap: wrap; justify-content: center; gap: 22px; }
    /* 四栏全部单列 */
    .service-row,.data-row,.four-card-grid { grid-template-columns: 1fr; gap: 22px; }
    /* 板块上下间距缩小 */
    .service-section,.advantage-section,.faq-section { padding: 44px 0; }
    /* 转化区垂直布局 */
    .action-inner {
        width: 100%;
        padding: 0 15px;
        flex-direction: column;
        text-align: left;
        gap: 32px;
    }
    .action-button-group { flex-wrap: wrap; justify-content: flex-start; }
    .action-text-box h2,.action-text-box .action-h2-txt { font-size: 26px; }
    .action-btn { width: 100%; text-align: center; padding: 13px 26px; font-size: 15px; }
    .banner-btn-group { flex-direction: column; align-items: center; }
    .data-number { font-size: 30px; }
    /* 二级导航手机适配 */
    .sub-nav-box { justify-content: center; padding: 0 10px; gap: 12px; }
    .sub-nav-box a { font-size: 13px; padding: 6px 14px; }
    /* 新闻图文上下 */
    .news-item { flex-direction: column; }
    .news-item-img { width: 100%; }
    /* 详情标题缩小 */
    .detail-title { font-size: 26px; }
    .single-content-box { padding: 22px !important; }
    /* 页脚标题缩小 */
    .footer-contact h4,.footer-contact .footer-contact-txt { font-size: 17px; }
}